The gospel teaches that every human is sacred. Refugee children and Islamist terrorists. Police officers and young African Americans. Unborn babies, always, and also abortionists. Orange-haired casino owners, former First Ladies, progressive hipsters, prosperity-gospel televangelists, members of Congress, Confederate-flag-waving white nationalists? Sacred. This absurd claim is at the heart of the gospel. Each person is created in the image and likeness of God. Each is someone for whom Jesus died. And if this is true, we have much work to do. The writers in this issue may not agree on...